Kieryn is a distinctive girls' name in United States, ranking #7621 in 2011 with 16 recorded births. The name reached its all-time peak in 2010 with 20 births ranking #6519. Since 1996, the popularity has increased by 128.6%. In 2011, approximately 1 in every 109,925 girls born was named Kieryn. STABLE Recent data shows the name is currently stable.